Chronic renal failure is a functional diagnosis caused by various chronic renal parenchymal lesions, resulting in slow renal dysfunction or even failure. Renal failure is mainly characterized by the continuous progress of glomerulosclerosis and renal interstitial fibrosis, and ultimately leads to the decline of glomerular filtration rate, retention of urea nitrogen, creatinine and other substances excreted through the kidney in the body, resulting in a series of clinical syndromes with pathophysiological changes.

Observation indicators

Various serum biochemical indicators, such as CR, BUN, calcium, phosphorus, etc; Renal pathological observation

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